package com.gdue.commons;

import com.gdue.exception.CustomException;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.ExceptionHandler;
import java.sql.SQLIntegrityConstraintViolationException;

@ControllerAdvice(annotations = {RestController.class, Controller.class})
@ResponseBody
public class GlobalExceptionHandler {

    /**
     * SQLIntegrityConstraintViolationException异常处理方法
     * @param exception
     * @return
     */
    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
    public R<String>  SqlException(SQLIntegrityConstraintViolationException exception){
        if (exception.getMessage().contains("Duplicate entry")){
            String[] split=exception.getMessage().split(" ");
            String  msg =split[2]   +   "已存在";
            return R.error(msg);
        }
        return R.error("系统繁忙，请稍后重试...");
    }

    /**
     * CustomException异常处理方法
     * @param exception
     * @return
     */
    @ExceptionHandler(CustomException.class)
    public R<String>  CustomException(CustomException exception) {

        return R.error(exception.getMessage());
    }
}
